Home / 671,619.48-1,007,779.14-297,555

Finding the Fourth Proportional to 671,619.48, 1,007,779.14 and 297,555

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Solution

The fourth proportional to 671,619.48, 1,007,779.14 and 297,555 is: 446,487.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,619.48 : 1,007,779.14 = 297,555 : x
  2. Step 2: Convert to fraction form
    671,619.48/1,007,779.14 = 297,555/x
  3. Step 3: Cross multiply
    671,619.48x = 1,007,779.14 × 297,555
  4. Step 4: Simplify right side
    671,619.48x = 299,869,722,002.70
  5. Step 5: Solve for x
    x = 299,869,722,002.70/671,619.48
  6. Step 6: Final answer
    x = 446,487.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.